The jet emerging from M87’s supermassive black hole is tens of millions of times larger than its event horizon. In 2019, the ...

A new study published on December 18 in Nature offers a way to explain that 150-million-year gap. Computer modeling and ...

Which microbes thrive below us in darkness -- in gold mines, in aquifers, in deep boreholes in the seafloor -- and how do they compare to the microbiomes that envelop the Earth's surfaces, on land and ...

Comets without tails, called dark comets, are a newly discovered space object. Now, astronomers know they come in 2 classes.

A new study about Earth's northernmost seafloor hydrothermal system shows even more variety in vent styles than previously thought. The study has important implications for understanding the origin of ...

New research may have delivered bad news for scientists who thought they had discovered a "missing link" black hole in a dense Milky Way star cluster.

Material from asteroid Ryugu riddled with earthly microbes provides a cautionary tale for scientists seeking signs of alien ...

NASA researchers have discovered a perplexing case of a black hole that appears to be "tipped over," rotating in an ...

From rare cosmic phenomena like Einstein Rings to dazzling starburst regions in spiral galaxies, each image offers a glimpse ...

After taking the first images of black holes, the Event Horizon Telescope (EHT) is poised to reveal how black holes launch ...

A black hole at the center of the M87 galaxy has erupted in an enormous gamma-ray flare that is defying astronomer's ...

"How and where particles are accelerated in the jets of supermassive black holes has been a long-standing mystery." ...